.admin-nav-left-ctn {
    width: 250px;
    float: left;
}

.admin-content-ctn {
    margin-left: 250px;
    background: #FFFFFF;
    min-height: 600px;
}

.page-title{
    font-size: 24px;
    font-weight: 600;
    padding: 10px 15px;
    border-bottom: 1px #ddd solid;
}